.table thead th[class^='sorting']{
    cursor: pointer;
    position: relative;
    padding-right: 20px;
}

.table thead .asc:after{
    content: "";
    display: inline-block;
    float: right;
    margin: 7px 5px 5px;
    position: absolute;
    width: 0px;
    height: 0px;
    border-style: solid;
    border-width: 0 3.5px 6.1px 3.5px;
    border-color: transparent transparent #222 transparent;
}
.table thead .desc:after{
    content: "";
    display: inline-block;
    float: right;
    margin: 7px 5px 5px;
    position: absolute;
    width: 0px;
    height: 0px;
    border-style: solid;
    border-width: 6.1px 3.5px 0 3.5px;
    border-color: #222 transparent transparent transparent;
}

.table thead th:last-child{
    min-width: 104px;
}